//
//  A-2-ViewController.h
//  页面之间传值
//
//  Created by MAC on 2018/8/27.
//  Copyright © 2018年 MAC. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface A_2_ViewController : UIViewController
@property (nonatomic, strong) NSString *str;
@end
